:root{
  --bg:#0b0c10;
  --card:#11131a;
  --muted:#7d8590;
  --text:#e6edf3;
  --line:#222637;
  --accent:#3b82f6;
  --accent2:#94a3b8;
  --warn:#f59e0b;
  --danger:#ef4444;

  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow: 0 20px 60px rgba(0,0,0,.35);
  --shadow-soft: 0 12px 30px rgba(0,0,0,.28);

  --container: 1120px;
}

[data-theme="light"]{
  --bg:#f6f8fa;
  --card:#ffffff;
  --muted:#57606a;
  --text:#0b1220;
  --line:#d0d7de;
  --accent:#0969da;
  --accent2:#6e7781;
  --shadow: 0 20px 60px rgba(0,0,0,.10);
  --shadow-soft: 0 12px 30px rgba(0,0,0,.10);
}

*{box-sizing:border-box}
html{height:100%}
body{
  margin:0;
  min-height:100%;
  display:flex; flex-direction:column;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: radial-gradient(1200px 700px at 20% -10%, rgba(59,130,246,.18), transparent 60%),
              radial-gradient(1000px 600px at 90% 0%, rgba(245,158,11,.10), transparent 55%),
              var(--bg);
  color:var(--text);
}
#app{flex:1;}

a{color:inherit; text-decoration:none}
a:hover{opacity:.9}
.container{max-width:var(--container); margin:0 auto; padding:0 20px}

.topbar{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
  gap:16px;
}
.brand{display:flex; align-items:center; gap:10px}
.brand-mark{
  width:34px; height:34px; display:grid; place-items:center;
  border-radius:10px;
  background: color-mix(in srgb, var(--card) 80%, transparent);
  border:1px solid var(--line);
}
.brand-name{font-weight:700; letter-spacing:.2px}

.topnav{display:flex; gap:18px; color:var(--muted)}
.topnav a{padding:8px 10px; border-radius:10px}
.topnav a:hover{background: color-mix(in srgb, var(--card) 80%, transparent); color:var(--text)}
.topnav a[aria-current="page"]{
  color: var(--text);
  background: color-mix(in srgb, var(--accent) 12%, var(--card));
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
}

.topbar-actions{display:flex; gap:10px; align-items:center}

.btn{
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--card) 85%, transparent);
  color:var(--text);
  padding:10px 12px;
  border-radius:12px;
  cursor:pointer;
  display:inline-flex;
  gap:8px;
  align-items:center;
  justify-content:center;
  user-select:none;
}
.btn:hover{box-shadow:var(--shadow-soft)}
.btn:active{transform: translateY(1px)}
.btn-primary{
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  background: color-mix(in srgb, var(--accent) 20%, var(--card));
}
.btn-secondary{
  background: transparent;
}
.btn-ghost{
  background: transparent;
}
.btn-lg{padding:12px 14px; border-radius:14px}
.btn-icon{line-height:1}
.btn-text{font-weight:600}

.hero{padding:44px 0 18px}
.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:22px;
  align-items:start;
}
/* ── Hamburger button ────────────────────────────────────────── */
.hamburger{ display:none; flex-direction:column; gap:5px; padding:8px; width:38px; }
.hamburger span{
  display:block; height:2px; border-radius:2px;
  background:var(--text); transition:transform .2s, opacity .2s;
}
.hamburger.is-open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2){ opacity:0; }
.hamburger.is-open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 960px){
  .hero-grid{grid-template-columns:1fr}
  .topnav{
    display:none; flex-direction:column;
    position:absolute; top:100%; left:0; right:0;
    background: color-mix(in srgb, var(--bg) 95%, transparent);
    backdrop-filter: blur(12px);
    border-bottom:1px solid var(--line);
    padding:12px 20px 16px;
    gap:4px;
  }
  .topnav.is-open{ display:flex; }
  .topnav a{ padding:10px 12px; border-radius:10px; font-size:15px; }
  .hamburger{ display:flex; }
  .topbar{ position:relative; }
  #quizBtn .btn-text{ display:none; }
}

.kicker{
  color:var(--muted);
  font-weight:600;
  letter-spacing:.2px;
  margin:0 0 10px 0;
}
h1{
  font-size: clamp(32px, 4vw, 48px);
  margin:0 0 12px 0;
  line-height:1.08;
}
.lead{
  margin:0 0 18px 0;
  color:var(--accent2);
  font-size:16.5px;
  line-height:1.55;
  max-width: 58ch;
}
.hero-cta{display:flex; gap:10px; flex-wrap:wrap; margin-bottom:18px}

.hero-stats{
  display:flex; gap:14px; flex-wrap:wrap;
}
.stat{
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--card) 90%, transparent);
  border-radius:14px;
  padding:12px 14px;
  min-width:130px;
}
.stat-value{font-weight:800; font-size:20px}
.stat-label{color:var(--muted); font-weight:600; font-size:13px; margin-top:2px}

.hero-panel{display:grid; gap:14px}
.panel-card{
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--card) 92%, transparent);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.panel-header{
  padding:14px 16px;
  border-bottom:1px solid var(--line);
}
.panel-title{font-weight:800}
.panel-sub{color:var(--muted); margin-top:4px; font-size:13.5px}
.panel-body{padding:14px 16px}
.panel-footer{
  padding:12px 16px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:10px;
  flex-wrap:wrap;
}

.storage-notice{
  padding:8px 16px 10px;
  font-size:11px;
  color:var(--muted);
  text-align:center;
}

.panel-note{
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--card) 85%, transparent);
  border-radius:var(--radius-lg);
  padding:14px 16px;
}
.note-title{font-weight:800; margin-bottom:10px}
.note-list{margin:0; padding-left:18px; color:var(--accent2)}
.note-list li{margin:6px 0}

.section{padding:26px 0 40px}
.section-alt{
  background: color-mix(in srgb, var(--card) 35%, transparent);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section-head{margin-bottom:14px}
h2{margin:0 0 6px 0; font-size:24px}
.muted{margin:0; color:var(--muted); line-height:1.5}

.tracks-grid{
  display:grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap:14px;
}

.track-card{
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background: color-mix(in srgb, var(--card) 92%, transparent);
  padding:14px;
  box-shadow:var(--shadow-soft);
}
.track-top{display:flex; align-items:flex-start; justify-content:space-between; gap:10px}
.track-title{font-weight:900}
.track-desc{color:var(--muted); margin-top:6px; line-height:1.5}
.track-meta{margin-top:10px; display:flex; gap:10px; flex-wrap:wrap; color:var(--accent2); font-size:13px}
.pill{
  border:1px solid var(--line);
  padding:6px 10px;
  border-radius:999px;
  background: transparent;
  font-weight:600;
}

.controls{
  display:grid;
  grid-template-columns: 1.2fr .6fr .6fr .6fr;
  gap:12px;
  margin: 14px 0 16px;
}
@media (max-width: 960px){
  .controls{grid-template-columns:1fr}
}
.control{display:flex; flex-direction:column; gap:6px}
.control label{color:var(--muted); font-weight:700; font-size:12px}
.control input, .control select{
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px 12px;
  background: color-mix(in srgb, var(--card) 92%, transparent);
  color:var(--text);
  outline:none;
}
.control input:focus, .control select:focus{
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
}
.control-wide{grid-column: 1 / -1}

.chips{display:flex; gap:10px; flex-wrap:wrap}
.chip{
  border:1px solid var(--line);
  background: transparent;
  color:var(--accent2);
  padding:10px 12px;
  border-radius:999px;
  cursor:pointer;
  font-weight:700;
}
.chip:hover{box-shadow:var(--shadow-soft)}
.chip.active{
  color:var(--text);
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}
.chip-clear{color:var(--muted)}

.labs-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}
@media (max-width: 960px){
  .labs-grid{grid-template-columns:1fr}
}

.lab-card{
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background: color-mix(in srgb, var(--card) 92%, transparent);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.lab-card:hover{
  transform: translateY(-4px);
  box-shadow:var(--shadow);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
}
.lab-top{
  padding:14px 14px 10px;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:10px;
}
.lab-title{font-weight:900; line-height:1.2}
.lab-sub{margin-top:6px; color:var(--muted); line-height:1.45}
.badge{
  border:1px solid var(--line);
  padding:6px 10px;
  border-radius:999px;
  font-weight:800;
  font-size:12px;
  white-space:nowrap;
}
.badge.beginner{border-color: color-mix(in srgb, var(--accent) 45%, var(--line))}
.badge.intermediate{border-color: color-mix(in srgb, var(--warn) 55%, var(--line))}
.badge.advanced{border-color: color-mix(in srgb, var(--danger) 55%, var(--line))}
.badge.experimental{border-color: color-mix(in srgb, var(--accent2) 55%, var(--line)); color:var(--accent2)}

.lab-body{padding:0 14px 12px}
.lab-tags{display:flex; gap:8px; flex-wrap:wrap; margin:10px 0 8px}
.tag{
  font-size:12px;
  font-weight:800;
  color:var(--accent2);
  border:1px solid var(--line);
  padding:6px 10px;
  border-radius:999px;
}
.lab-meta{
  display:flex; gap:10px; flex-wrap:wrap;
  color:var(--accent2); font-weight:700; font-size:13px;
}
.lab-actions{
  border-top:1px solid var(--line);
  padding:12px 14px;
  display:flex;
  justify-content:space-between;
  gap:10px;
  flex-wrap:wrap;
}
.select-row{display:flex; gap:10px; align-items:center; flex-wrap:wrap}
.status{
  border:1px solid var(--line);
  border-radius:12px;
  padding:10px 10px;
  background: transparent;
  color:var(--text);
}

.no-results{
  margin-top:16px;
  border:1px dashed var(--line);
  border-radius:var(--radius-lg);
  padding:18px;
  text-align:center;
}
.no-results-title{font-weight:900}
.no-results-text{color:var(--muted); margin:8px 0 12px}

.how-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:14px;
}
@media (max-width: 960px){
  .how-grid{grid-template-columns:1fr}
}
.how-card{
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background: color-mix(in srgb, var(--card) 92%, transparent);
  padding:14px;
  box-shadow:var(--shadow-soft);
}
.how-icon{
  width:36px; height:36px; border-radius:12px;
  border:1px solid var(--line);
  display:grid; place-items:center;
  font-weight:900;
  margin-bottom:10px;
}
.how-card h3{margin:0 0 6px 0}
.how-card p{margin:0; color:var(--muted); line-height:1.55}

.footer{
  border-top:1px solid var(--line);
  padding:18px 0;
  color:var(--muted);
}
.footer-inner{
  display:flex; justify-content:space-between; align-items:center;
  gap:14px; flex-wrap:wrap;
}
.footer-title{font-weight:900; color:var(--text)}
.footer-right{display:flex; gap:14px}
.footer-right a:hover{color:var(--text)}

.empty{padding:8px 0; text-align:center}
.empty-icon{font-size:22px}
.empty-title{font-weight:900; margin-top:6px}
.empty-text{color:var(--muted); margin-top:4px; line-height:1.5}

/* ── Path colour accents ─────────────────────────────────────── */
.path-color-blue  { border-color: color-mix(in srgb, var(--accent)  35%, var(--line)); }
.path-color-green { border-color: color-mix(in srgb, #22c55e        35%, var(--line)); }
.path-color-purple{ border-color: color-mix(in srgb, #a855f7        35%, var(--line)); }
.path-color-rose  { border-color: color-mix(in srgb, #f43f5e        35%, var(--line)); }
.path-color-teal  { border-color: color-mix(in srgb, #14b8a6        35%, var(--line)); }
.path-color-orange{ border-color: color-mix(in srgb, #f97316        35%, var(--line)); }
.path-color-indigo{ border-color: color-mix(in srgb, #6366f1        35%, var(--line)); }

/* ── Progress bar ────────────────────────────────────────────── */
.progress-bar-wrap{
  background: var(--line);
  border-radius: 999px;
  height: 6px;
  overflow: hidden;
}
.progress-bar{
  background: var(--accent);
  height: 100%;
  border-radius: 999px;
  transition: width .4s ease;
  min-width: 2px;
}

/* ── Breadcrumb ──────────────────────────────────────────────── */
.breadcrumb{
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 13.5px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.breadcrumb a{ color: var(--accent); }
.breadcrumb a:hover{ text-decoration: underline; }
.breadcrumb-sep{ color: var(--muted); }

/* ── Path view ───────────────────────────────────────────────── */
.path-header{ margin-bottom: 22px; }

/* ── Module sections ─────────────────────────────────────────── */
.modules-list{ display: grid; gap: 14px; }
.module-section{
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: color-mix(in srgb, var(--card) 92%, transparent);
  box-shadow: var(--shadow-soft);
}
.module-header{
  padding: 14px 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--card) 80%, transparent);
}
.module-number{
  width: 28px; height: 28px;
  border-radius: 8px;
  border: 1px solid var(--line);
  display: grid; place-items: center;
  font-weight: 900; font-size: 13px;
  flex-shrink: 0;
}
.module-title{ font-weight: 900; line-height: 1.2; }
.module-desc{ color: var(--muted); margin-top: 4px; font-size: 13.5px; line-height: 1.45; }

/* ── Lesson rows ─────────────────────────────────────────────── */
.lessons-list{}
.lesson-row{
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  transition: background .14s;
}
.lesson-row:last-child{ border-bottom: none; }
.lesson-row:hover{ background: color-mix(in srgb, var(--card) 70%, transparent); }
.lesson-row.done .lesson-row-title{ color: var(--muted); }
.lesson-status-icon{ font-size: 18px; flex-shrink: 0; line-height: 1; }
.lesson-row-info{ flex: 1; min-width: 0; }
.lesson-row-title{ font-weight: 700; line-height: 1.3; }
.lesson-row-meta{
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-top: 4px; color: var(--muted); font-size: 12px;
  align-items: center;
}
.btn-sm{ padding: 8px 10px; border-radius: 10px; font-size: 13px; white-space: nowrap; }

/* ── Lesson view layout ──────────────────────────────────────── */
.lesson-view{ padding: 24px 0 48px; }
.lesson-grid{
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 20px;
  align-items: start;
}
@media (max-width: 960px){ .lesson-grid{ grid-template-columns: 1fr; } }
.lesson-main{ min-width: 0; }
.lesson-title{ font-size: clamp(22px, 3vw, 32px); margin: 0 0 8px; line-height: 1.15; }
.lesson-sidebar{ display: grid; gap: 14px; }
.lesson-tags{ display: flex; gap: 8px; flex-wrap: wrap; }

/* ── YouTube embed ───────────────────────────────────────────── */
.video-wrap{
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #000;
  margin-bottom: 20px;
}
.video-wrap iframe{
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
}

/* ── Key points ──────────────────────────────────────────────── */
.key-points{
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  background: color-mix(in srgb, var(--card) 85%, transparent);
  margin-bottom: 20px;
}
.key-points-title{ font-weight: 800; margin-bottom: 10px; }
.key-points-list{
  margin: 0; padding-left: 20px;
  display: grid; gap: 6px;
  color: var(--accent2); line-height: 1.6;
}

/* ── Quiz box ────────────────────────────────────────────────── */
.quiz-box{
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: color-mix(in srgb, var(--card) 90%, transparent);
  margin-bottom: 20px;
}
.quiz-header{
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
}
.quiz-title{ font-weight: 800; }
.quiz-progress{ color: var(--muted); font-size: 13px; font-weight: 600; }
.quiz-question{ padding: 16px 16px 10px; font-weight: 700; font-size: 16px; line-height: 1.45; }
.quiz-options{ padding: 0 16px 12px; display: grid; gap: 8px; }
.quiz-option{
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  text-align: left;
  background: color-mix(in srgb, var(--card) 80%, transparent);
  color: var(--text);
  cursor: pointer;
  font-size: 14px; line-height: 1.4;
  transition: border-color .15s, background .15s;
}
.quiz-option:hover:not([disabled]){
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  background:   color-mix(in srgb, var(--accent) 10%, var(--card));
}
.quiz-option.correct{
  border-color: #22c55e;
  background:   color-mix(in srgb, #22c55e 15%, var(--card));
}
.quiz-option.wrong{
  border-color: var(--danger);
  background:   color-mix(in srgb, var(--danger) 12%, var(--card));
}
.quiz-option.dim{ opacity: .45; }
.quiz-explanation{
  margin: 0 16px 10px;
  padding: 12px 14px;
  background: color-mix(in srgb, var(--card) 70%, transparent);
  border: 1px solid var(--line);
  border-radius: 12px;
  font-size: 14px; line-height: 1.6; color: var(--accent2);
}
.quiz-result{
  padding: 28px 20px;
  text-align: center;
}
.quiz-result-emoji{ font-size: 42px; margin-bottom: 10px; }
.quiz-result-score{ font-weight: 900; font-size: 22px; margin-bottom: 8px; }
.quiz-result-msg{ color: var(--muted); line-height: 1.55; }
.quiz-result-done{ margin-top:10px; color:#22c55e; font-weight:700; font-size:14px; }

/* ── Lesson prev/next nav ────────────────────────────────────── */
.lesson-nav{
  display: flex; justify-content: space-between; gap: 12px;
  margin-top: 20px; padding-top: 20px;
  border-top: 1px solid var(--line); flex-wrap: wrap;
}

/* ── Path-finder modal ───────────────────────────────────────── */
.modal-overlay[hidden]{ display: none !important; }
.modal-overlay{
  position: fixed; inset: 0;
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(6px);
  z-index: 200;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal-box{
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  max-width: 480px; width: 100%;
  padding: 28px 24px;
  position: relative;
  box-shadow: var(--shadow);
  max-height: 90vh; overflow-y: auto;
}
.modal-close{
  position: absolute; top: 14px; right: 14px;
  background: transparent; border: 1px solid var(--line);
  border-radius: 8px; color: var(--muted); cursor: pointer;
  width: 32px; height: 32px; display: grid; place-items: center;
  font-size: 14px;
}
.modal-close:hover{ color: var(--text); }

/* ── Onboarding options ──────────────────────────────────────── */
.onboarding-progress{ display: flex; gap: 8px; justify-content: center; margin-bottom: 8px; }
.onboarding-dot{
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--line); transition: background .2s;
}
.onboarding-dot.active{ background: var(--accent); }
.onboarding-dot.done  { background: #22c55e; }
.onboarding-options{ display: grid; gap: 10px; margin-top: 8px; }
.onboarding-option{
  border: 1px solid var(--line);
  border-radius: 14px; padding: 14px 16px;
  text-align: left;
  background: color-mix(in srgb, var(--card) 80%, transparent);
  color: var(--text); cursor: pointer; font-size: 15px; font-weight: 600;
  transition: border-color .15s, background .15s;
}
.onboarding-option:hover{
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  background:   color-mix(in srgb, var(--accent) 12%, var(--card));
}

/* ── Path recommendation card (inside modal) ─────────────────── */
.path-recommendation{
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--line));
  border-radius: var(--radius-lg); padding: 18px; margin: 14px 0;
  text-align: center;
  background: color-mix(in srgb, var(--accent) 8%, var(--card));
}

/* ── Certificate earned badge (on path cards) ────────────────── */
.cert-earned-badge{
  display: inline-block;
  margin-top: 10px;
  font-size: 12px; font-weight: 700;
  color: #f59e0b;
  letter-spacing: .3px;
}
.btn-cert{
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff; border: none; font-weight: 700;
  border-radius: var(--radius-sm); padding: 8px 16px;
  cursor: pointer; font-size: 13px;
  transition: opacity .15s;
}
.btn-cert:hover{ opacity: .88; }

/* ── Certificate banner (on path detail page) ────────────────── */
.cert-banner{
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  margin-top: 20px; padding: 16px 20px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg,
    color-mix(in srgb, #f59e0b 15%, var(--card)),
    color-mix(in srgb, #d97706 10%, var(--card)));
  border: 1px solid color-mix(in srgb, #f59e0b 40%, var(--line));
}
.cert-banner-left{ display: flex; align-items: center; gap: 14px; }
.cert-banner-icon{ font-size: 32px; }
.cert-banner-title{ font-weight: 900; font-size: 16px; color: #f59e0b; }
.cert-banner-sub  { color: var(--muted); font-size: 13px; margin-top: 2px; }

/* ── Certificate modal ───────────────────────────────────────── */
.cert-modal-box{
  max-width: 640px !important;
  padding: 20px 20px 16px !important;
}
.cert-actions{
  display: flex; justify-content: flex-end; gap: 10px;
  margin-top: 16px; padding-top: 14px;
  border-top: 1px solid var(--line);
}

/* ── Certificate document ────────────────────────────────────── */
.cert-wrap{
  padding: 4px;
  background: linear-gradient(135deg, #f59e0b, #d97706, #b45309);
  border-radius: 12px;
}
.cert-border{
  background: var(--card);
  border-radius: 10px;
  padding: 36px 32px;
  text-align: center;
  border: 1px solid var(--line);
}
.cert-logo{
  font-weight: 900; font-size: 14px; letter-spacing: .5px;
  color: var(--muted); margin-bottom: 24px;
}
.cert-heading{
  font-size: clamp(22px, 4vw, 30px); font-weight: 900;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 14px;
}
.cert-subtitle{ color: var(--muted); font-size: 14px; margin-bottom: 10px; }
.cert-name-row{ margin: 8px auto 14px; max-width: 340px; }
.cert-name-input{
  width: 100%; background: transparent;
  border: none; border-bottom: 2px solid var(--accent);
  color: var(--text); font-size: 22px; font-weight: 700;
  text-align: center; padding: 4px 8px;
  outline: none;
}
.cert-name-input::placeholder{ color: var(--muted); font-weight: 400; font-size: 18px; }
.cert-path-title{
  font-size: 20px; font-weight: 900; margin: 6px 0 4px;
}
.cert-path-level{ color: var(--muted); font-size: 13px; margin-bottom: 10px; }
.cert-score{ font-size: 15px; font-weight: 700; color: #22c55e; margin-bottom: 18px; }
.cert-divider{
  height: 1px; margin: 0 auto 18px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}
.cert-meta{
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
}
.cert-meta-item{ flex: 1; }
.cert-meta-label{ font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
.cert-meta-value{ font-size: 13px; font-weight: 700; margin-top: 3px; }
.cert-seal{ font-size: 42px; }

/* ── Print styles ────────────────────────────────────────────── */
@media print {
  body > *:not(#certOverlay){ display: none !important; }
  #certOverlay{
    position: static !important; background: none !important;
    display: block !important; padding: 0 !important;
  }
  .cert-modal-box{
    box-shadow: none !important; border: none !important;
    max-width: 100% !important; padding: 0 !important;
  }
  .modal-close, .cert-actions{ display: none !important; }
  .cert-name-input{ border-bottom: 1px solid #ccc !important; }
  .cert-wrap{ background: linear-gradient(135deg, #f59e0b, #d97706, #b45309) !important; }
  .cert-border{ background: #fff !important; color: #000 !important; }
  .cert-heading{ -webkit-text-fill-color: #d97706 !important; }
  .cert-logo, .cert-subtitle, .cert-meta-label{ color: #666 !important; }
  .cert-name-input{ color: #000 !important; }
  .cert-score{ color: #16a34a !important; }
}

/* ── Lesson row inline badges ────────────────────────────────── */
.lesson-badge{
  display: inline-block;
  font-size: 10px; font-weight: 700;
  padding: 2px 7px; border-radius: 20px;
  vertical-align: middle; margin-left: 7px;
  line-height: 1.6; white-space: nowrap;
}
.lesson-badge-premium{
  background: color-mix(in srgb, #6366f1 18%, var(--card));
  color: #a5b4fc;
  border: 1px solid color-mix(in srgb, #6366f1 30%, var(--line));
}
.lesson-badge-soon{
  background: color-mix(in srgb, #f59e0b 12%, var(--card));
  color: #fbbf24;
  border: 1px solid color-mix(in srgb, #f59e0b 25%, var(--line));
}

/* ── Premium pill on path card ───────────────────────────────── */
.pill-premium{
  background: color-mix(in srgb, #6366f1 16%, var(--card));
  color: #a5b4fc;
  border: 1px solid color-mix(in srgb, #6366f1 30%, var(--line));
  font-size: 11px;
}

/* ── Premium banner (video gate) ─────────────────────────────── */
.premium-banner{
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 20px 24px;
  background: color-mix(in srgb, #6366f1 10%, var(--card));
  border: 1px solid color-mix(in srgb, #6366f1 30%, var(--line));
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}
.premium-banner-icon{ font-size: 28px; flex-shrink: 0; }
.premium-banner-title{ font-size: 16px; font-weight: 800; margin-bottom: 4px; }
.premium-banner-sub{ font-size: 13px; color: var(--muted); line-height: 1.5; }

/* ── Video coming soon placeholder ───────────────────────────── */
.video-coming-soon{
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px;
  padding: 48px 24px;
  background: var(--card);
  border: 2px dashed var(--line);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  text-align: center;
}
.video-soon-icon{ font-size: 40px; }
.video-soon-title{ font-size: 18px; font-weight: 800; }
.video-soon-sub{ font-size: 13px; color: var(--muted); line-height: 1.5; max-width: 380px; }

/* ── Toast notification ──────────────────────────────────────── */
#toast{
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--text); color: var(--bg);
  padding: 12px 22px; border-radius: 999px;
  font-weight: 700; font-size: 14px;
  box-shadow: var(--shadow);
  opacity: 0; pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
  z-index: 200;
  white-space: nowrap;
}
#toast.show{ opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── Certificates page ───────────────────────────────────────── */
.certs-grid{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.cert-card{
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--card) 92%, transparent);
  box-shadow: var(--shadow-soft);
  padding: 20px;
  display: flex; flex-direction: column; gap: 6px;
  position: relative;
}
.cert-card-saved{
  border-style: dashed;
  opacity: .9;
}
.cert-card-shared-badge{
  font-size: 11px; font-weight: 700;
  color: var(--muted);
  margin-bottom: 4px;
}
.cert-card-icon{ font-size: 28px; line-height: 1; }
.cert-card-title{ font-weight: 900; font-size: 17px; line-height: 1.2; margin-top: 4px; }
.cert-card-level{ font-size: 13px; color: var(--muted); }
.cert-card-name{
  font-size: 15px; font-weight: 700;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}
.cert-card-score{ font-size: 13px; color: #22c55e; font-weight: 700; }
.cert-card-date{ font-size: 13px; color: var(--muted); }
.cert-card-actions{
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-top: 12px; padding-top: 12px;
  border-top: 1px solid var(--line);
}
.cert-delete-btn{ color: var(--muted); }
.cert-delete-btn:hover{ color: var(--danger); border-color: var(--danger); }

/* Empty state for certs page */
.cert-empty{
  padding: 24px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-lg);
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.cert-empty-icon{ font-size: 36px; }
.cert-empty-title{ font-weight: 900; font-size: 17px; }
.cert-empty-text{ color: var(--muted); max-width: 400px; line-height: 1.5; }

/* Shared cert badge in modal */
.cert-shared-badge{
  text-align: center;
  font-size: 12px; font-weight: 700; letter-spacing: .3px;
  color: var(--muted);
  margin-bottom: 12px;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  display: inline-block;
  margin-left: 50%; transform: translateX(-50%);
}
.cert-saved-label{ opacity: .6; cursor: default; }

/* Static name display on shared certs */
.cert-name-static{
  font-size: 22px; font-weight: 700;
  border-bottom: 2px solid var(--line);
  padding: 4px 8px; text-align: center;
  color: var(--text);
}

/* ── FAQ ──────────────────────────────────────────────────────── */
.faq-section{ background: var(--surface); }
.faq-list{ display: flex; flex-direction: column; gap: 8px; max-width: 760px; margin: 0 auto; }

.faq-item{
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg);
  transition: border-color .2s;
}
.faq-item[open]{ border-color: var(--accent); }
.faq-item[open] .faq-question::after{ transform: rotate(45deg); }

.faq-question{
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 22px;
  font-size: 15px; font-weight: 600; color: var(--text);
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.faq-question::-webkit-details-marker{ display: none; }
.faq-question::after{
  content: "+";
  font-size: 22px; font-weight: 300;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform .2s;
  line-height: 1;
}

.faq-answer{
  padding: 0 22px 18px;
  border-top: 1px solid var(--line);
}
.faq-answer p{
  margin: 14px 0 0;
  font-size: 14px; line-height: 1.75;
  color: var(--muted);
}

/* ── More paths teaser (homepage) ─────────────────────────────── */
.more-paths-teaser{
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  margin-top: 32px;
  padding: 20px 24px;
  border: 1px dashed var(--line);
  border-radius: 14px;
  background: var(--surface);
}
.more-paths-icons{ display: flex; gap: 8px; flex-shrink: 0; }
.more-paths-icon{
  font-size: 26px;
  opacity: .55;
  filter: grayscale(.4);
  transition: opacity .2s;
}
.more-paths-text{
  flex: 1; display: flex; flex-direction: column; gap: 3px;
  min-width: 180px;
}
.more-paths-text strong{ font-size: 14px; color: var(--text); }
.more-paths-text span  { font-size: 13px; color: var(--muted); }

/* ── Coming soon divider (paths page) ────────────────────────── */
.paths-coming-soon-header{
  display: flex; align-items: center; gap: 16px;
  margin: 48px 0 24px;
}
.paths-coming-soon-header::before,
.paths-coming-soon-header::after{
  content: ""; flex: 1; height: 1px; background: var(--line);
}
.paths-coming-soon-label{
  white-space: nowrap;
  font-size: 12px; font-weight: 600; letter-spacing: .6px; text-transform: uppercase;
  color: var(--muted);
  padding: 4px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

/* ── Pending path cards ───────────────────────────────────────── */
.tracks-grid-muted{ opacity: .7; }

.path-card-pending{
  position: relative;
  pointer-events: none;   /* entire card non-interactive */
  filter: grayscale(.35);
}
.path-card-pending .btn{ pointer-events: none; }

.path-card-coming-badge{
  position: absolute; top: 14px; right: 14px;
  font-size: 11px; font-weight: 700; letter-spacing: .4px; text-transform: uppercase;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 10px;
}

/* ── YouTube Member button ───────────────────────────────────── */
.btn-youtube{
  display: inline-flex; align-items: center; gap: 6px;
  padding: 0 18px; height: 40px; border-radius: 8px;
  font-size: 14px; font-weight: 600; text-decoration: none; white-space: nowrap;
  background: #ff0000; color: #fff; border: none;
  transition: background .15s, opacity .15s;
  cursor: pointer;
}
.btn-youtube:hover{ background: #cc0000; color: #fff; opacity: 1; }

/* ── FAQ teaser on home page ─────────────────────────────────── */
.faq-teaser-section{ background: var(--surface); border-top: 1px solid var(--line); }
.faq-teaser-inner{
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  flex-wrap: wrap;
}
.faq-teaser-heading{ margin: 0 0 4px; font-size: 1.25rem; }

/* ── Top nav Become a Member button ─────────────────────────── */
.topnav-member-btn{
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 14px; border-radius: 6px;
  font-size: 13px; font-weight: 600; text-decoration: none; white-space: nowrap;
  background: #ff0000; color: #fff !important;
  transition: background .15s;
  margin-left: 4px;
}
.topnav-member-btn:hover{ background: #cc0000; }

/* ── Cookie consent banner ───────────────────────────────────── */
.cookie-banner{
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 600px;
  display: none; /* shown by JS when needed */
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1rem 1.5rem;
  border-radius: 14px;
  justify-content: space-between;
  align-items: center;
  gap: 1.2rem;
  box-shadow: 0 12px 32px rgba(0,0,0,0.35);
  z-index: 9999;
  animation: fadeIn .3s ease;
}
.cookie-banner p{
  margin: 0;
  font-size: .9rem;
  line-height: 1.4;
  color: var(--muted);
}
.cookie-banner a{ color: var(--accent); text-decoration: underline; }
.cookie-actions{ flex-shrink: 0; }